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# -*- coding: utf-8 -*-
# Copyright © 2012-2019 Roberto Alsina and others.
# Permission is hereby granted, free of charge, to any
# person obtaining a copy of this software and associated
# documentation files (the "Software"), to deal in the
# Software without restriction, including without limitation
# the rights to use, copy, modify, merge, publish,
# distribute, sublicense, and/or sell copies of the
# Software, and to permit persons to whom the Software is
# furnished to do so, subject to the following conditions:
#
# The above copyright notice and this permission notice
# shall be included in all copies or substantial portions of
# the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY
# KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE
# WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR
# PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS
# OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
# OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
# OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
# SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
"""Media directive for reStructuredText."""
from docutils import nodes
from docutils.parsers.rst import Directive, directives
try:
import micawber
except ImportError:
micawber = None # NOQA
from nikola.plugin_categories import RestExtension
from nikola.utils import req_missing
class Plugin(RestExtension):
"""Plugin for reST media directive."""
name = "rest_media"
def set_site(self, site):
"""Set Nikola site."""
self.site = site
directives.register_directive('media', Media)
self.site.register_shortcode('media', _gen_media_embed)
return super(Plugin, self).set_site(site)
class Media(Directive):
"""reST extension for inserting any sort of media using micawber."""
has_content = False
required_arguments = 1
optional_arguments = 999
def run(self):
"""Run media directive."""
html = _gen_media_embed(" ".join(self.arguments))
return [nodes.raw('', html, format='html')]
def _gen_media_embed(url, *q, **kw):
if micawber is None:
msg = req_missing(['micawber'], 'use the media directive', optional=True)
return '<div class="text-error">{0}</div>'.format(msg)
providers = micawber.bootstrap_basic()
return micawber.parse_text(url, providers)